Robert Wadlow, also referred to as the “Alton Giant,” was of normal weight (eight pounds) and height (six ounces). His height of 8′ 11.1″ qualifies him as the tallest person in hi… See more

Born in Tennessee in 1868, John suffered a sudden growth spurt at the age of 13 and gained height rapidly. At 8 ft 9 in, John Rogan is the 2nd tallest human in recorded history and … See more

He was born on January 9, 1881, and grew normally until the age of 7, when his pituitary gland began overproducing growth hormone. By the age of 9, Edouard Beaupré w… See more

André René Roussimoff was born on May 19, 1946, in Grenoble. By age 12, he was 6′ tall and weighed over 200 lbs. His maximum height was billed at 7-foot-4 and weighed ar… See more

Standing at 8 ft 3 in tall, Sultan broke the Guinness World Record for the tallest living man. His growth resulted from acromegaly, caused by a tumor affecting his pituitary gland. In 2… See more